CVE-2015-6243

4.3 MEDIUM 3% exploit odds Fix listed

What it is

The dissector-table implementation in epan/packet.c in Wireshark 1.12.x before 1.12.7 mishandles table searches for empty strings, which allows remote attackers to cause a denial of service (application crash) via a crafted packet, related to the (1) dissector_get_string_handle and (2) dissector_get_default_string_handle functions.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 3.0% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2015-08-24 23:59 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 00:30 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.0% in the next 30 days (EPSS).
Severity: 4.3 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2015-08-24 23:59 UTC
Last modified: 2026-06-17 00:30 UTC
Exploit probability: 3.0% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

Oracle Linux 7
Oracle Solaris 11.3
Wireshark 1.12.0
Wireshark 1.12.1
Wireshark 1.12.2
Wireshark 1.12.3
Wireshark 1.12.4
Wireshark 1.12.5

Attack profile CVSS 2.0 · 4.3

Attack vector: Network
Complexity: Medium
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Is it in your code?

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Fix and advisories

References

NVD record · CVE.org record